diff --git a/src/main/java/ch/naviqore/raptor/RaptorAlgorithm.java b/src/main/java/ch/naviqore/raptor/RaptorAlgorithm.java
index 871217e..c4439b3 100644
--- a/src/main/java/ch/naviqore/raptor/RaptorAlgorithm.java
+++ b/src/main/java/ch/naviqore/raptor/RaptorAlgorithm.java
@@ -55,22 +55,12 @@ class InvalidStopException extends IllegalArgumentException {
         public InvalidStopException(String message) {
             super(message);
         }
-
-        public InvalidStopException(String message, Throwable cause) {
-            super(message, cause);
-        }
     }
 
-    class MyException extends IllegalArgumentException {}
-
     class InvalidTimeException extends IllegalArgumentException {
         public InvalidTimeException(String message) {
             super(message);
         }
-
-        public InvalidTimeException(String message, Throwable cause) {
-            super(message, cause);
-        }
     }
 
 }